What are the chemicals and characteristics of Marpac Unplug?

Marpac Unplug is manufactured with the highest quality materials and certified at the highest level possible in the United States through CertiPUR. Both layers are CertiPUR foam that are made without Ozone depleters, PBDE flame retardant, Mercury, Lead or any other heavy metals, formaldehyde, and phthalates. They also have low VOC (Volatile Organic Compounds) for indoor air quality.